Mobile-first design means creating apps or websites that work great on your...

https://oliviasinsightfulthoughts.novacrestiq.com/posts/what-makes-a-mobile-interaction-feel-natural-to-users

Mobile-first design means creating apps or websites that work great on your phone before anything else. It’s all about speed, easy-to-use buttons that fit your fingertips, and simple menus that get you where you want fast